41913631 has 2 divisors, whose sum is σ = 41913632. Its totient is φ = 41913630.

The previous prime is 41913593. The next prime is 41913667. The reversal of 41913631 is 13631914.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41913631 - 2⁷ = 41913503 is a prime.

It is a super-2 number, since 2×41913631² = 3513504927208322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41913631.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41911631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20956815 + 20956816.

It is an arithmetic number, because the mean of its divisors is an integer number (20956816).

Almost surely, 2^41913631 is an apocalyptic number.

41913631 is a deficient number, since it is larger than the sum of its proper divisors (1).

41913631 is an equidigital number, since it uses as much as digits as its factorization.

41913631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1944, while the sum is 28.

The square root of 41913631 is about 6474.0737561446. The cubic root of 41913631 is about 347.3642303834.

The spelling of 41913631 in words is "forty-one million, nine hundred thirteen thousand, six hundred thirty-one".